Jun Zhang, Ruiyi Guan, Shuhan Liu, Jiajun Sheng, Chang-Jiang You. Highly Miniaturized Skew-symmetric Fed Bandpass Filter Based On Triple-layer Coupled Step-impedance Resonator. In Computing, Communications and IoT Applications, ComComAp 2021, Shenzhen, China, November 26-28, 2021. pages 7-10, IEEE, 2021. [doi]